A Transformerless Buck-Boost Converter with Single Switch
Channamma. S. Patil1, M. S. Aspalli2

1Channamma. S. Patil, Department of Electrical and Electronics Engineering, PDA College of Engineering, Kalaburagi, Karnataka, India.
2Dr. M. S. Aspalli, Department of Electrical and Electronics Engineering, PDA College of Engineering, Kalaburagi, Karnataka, India.
Manuscript received on September 18, 2020. | Revised Manuscript received on October 04, 2020. | Manuscript published on October 10, 2020. | PP: 355-358 | Volume-9 Issue-12, October 2020 | Retrieval Number: 100.1/ijitee.L80281091220 | DOI: 10.35940/ijitee.L8028.1091220
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Abstract: This paper introduces a modern, transformer less buck-boost dc-dc converter. In this topology, one active switch is used. The proposed buck-boost converter voltage gain is higher compared to the conventional buck-boost converter. With a moderate duty cycle, high voltage gain can be reached. The switch’s voltage stress is minimal. As a consequence, the power switch’s conduction loss is relatively low to improve efficiency. The converter is simple, hence it will be easy to control the proposed converter. 
Keywords: Transformer less converter, High voltage gain, Voltage stress.
Scope of the Article: High Performance Concrete